45550257 has 8 divisors (see below), whose sum is σ = 60785376. Its totient is φ = 30340992.

The previous prime is 45550249. The next prime is 45550261. The reversal of 45550257 is 75205554.

45550257 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 45550257 - 2³ = 45550249 is a prime.

It is not an unprimeable number, because it can be changed into a prime (45550237) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1888 + ... + 9729.

It is an arithmetic number, because the mean of its divisors is an integer number (7598172).

Almost surely, 2^45550257 is an apocalyptic number.

It is an amenable number.

45550257 is a deficient number, since it is larger than the sum of its proper divisors (15235119).

45550257 is a wasteful number, since it uses less digits than its factorization.

45550257 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12927.

The product of its (nonzero) digits is 35000, while the sum is 33.

The square root of 45550257 is about 6749.0930501809. The cubic root of 45550257 is about 357.1332427964.

The spelling of 45550257 in words is "forty-five million, five hundred fifty thousand, two hundred fifty-seven".